From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CBEA62F5A05 for ; Fri, 16 Jan 2026 00:25:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768523133; cv=none; b=aUlB271fgECZ5rffGQ6IZBsyhi3Dqn7cLLSsKfp2GYMPTQ+ScFUhHfYK76N3WDGWlIKsj1JlOw/jQiq4ChNywUTZizTDZbY4OuF+SFtUP4PDRmtdCU5BGAXpYBU/3v43J7vN49pXWx/JBJBxHMeQHfIJ9UsmO6RI5w+T6vXtNgs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768523133; c=relaxed/simple; bh=KbBYBbu9JA3KRjsI5NHJdPtrWKwp4S6JitYgkCrv3nU=; h=Date:To:From:Subject:Message-Id; b=n7x/Wv3tJrE8fgJ2FhLA7MuKrghV5/zTNBFduCZuLZxjFQkeTMMCnaCiITfztIGPHpwnlFFbtCVLebtHR4WFwaZ1i1aaIs4f1uYF/3XuZzXiJYU9PkCgzSJ8PZ3um+sBtnADyRMrbPMOnphoZO3pqx8MbQpkpwO0YatYzJpm6L4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=dlL2fCp5; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="dlL2fCp5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 43372C116D0; Fri, 16 Jan 2026 00:25:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1768523133; bh=KbBYBbu9JA3KRjsI5NHJdPtrWKwp4S6JitYgkCrv3nU=; h=Date:To:From:Subject:From; b=dlL2fCp531HmwUW1SBexTD28hmedWmlGXeaVz42XAgKuF7BCYbMkqmiu6VevjSF6E g1fPWKv/+ljbiMajsrHBPfxFibzF7fq86Oag8WvQ8ly5JE8CmcIPDpY2cLpYYH4Sf0 hc4YwBoPIR/6/B9gCHZlUab1Wc3RYSgTkECeZ+ws= Date: Thu, 15 Jan 2026 16:25:32 -0800 To: mm-commits@vger.kernel.org,ziy@nvidia.com,zhengqi.arch@bytedance.com,willy@infradead.org,vishal.moola@gmail.com,thuth@redhat.com,sweettea-kernel@dorminy.me,ritesh.list@gmail.com,paulus@ozlabs.org,pasha.tatashin@soleen.com,npiggin@gmail.com,nicholas@linux.ibm.com,mpe@ellerman.id.au,mingo@kernel.org,maddy@linux.ibm.com,linmag7@gmail.com,kevin.brodsky@arm.com,jgg@ziepe.ca,guoweikang.kernel@gmail.com,donettom@linux.ibm.com,david@kernel.org,christophe.leroy@csgroup.eu,chleroy@kernel.org,apopple@nvidia.com,alexghiti@rivosinc.com,alex@ghiti.fr,ajd@linux.ibm.com,agordeev@linux.ibm.com,rmclure@linux.ibm.com,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-page_table_check-provide-addr-parameter-to-page_table_check_ptes_set.patch added to mm-new branch Message-Id: <20260116002533.43372C116D0@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: mm/page_table_check: provide addr parameter to page_table_check_ptes_set() has been added to the -mm mm-new branch. Its filename is mm-page_table_check-provide-addr-parameter-to-page_table_check_ptes_set.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-page_table_check-provide-addr-parameter-to-page_table_check_ptes_set.patch This patch will later appear in the mm-new branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Note, mm-new is a provisional staging ground for work-in-progress patches, and acceptance into mm-new is a notification for others take notice and to finish up reviews. Please do not hesitate to respond to review feedback and post updated versions to replace or incrementally fixup patches in mm-new. The mm-new branch of mm.git is not included in linux-next Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via various branches at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there most days ------------------------------------------------------ From: Rohan McLure Subject: mm/page_table_check: provide addr parameter to page_table_check_ptes_set() Date: Fri, 19 Dec 2025 04:09:37 +1100 To provide support for powerpc platforms, provide an addr parameter to the __page_table_check_ptes_set() and page_table_check_ptes_set() routines. This parameter is needed on some powerpc platforms which do not encode whether a mapping is for user or kernel in the pte. On such platforms, this can be inferred from the addr parameter. [ajd@linux.ibm.com: rebase on arm64 + riscv changes, update commit message] Link: https://lkml.kernel.org/r/20251219-pgtable_check_v18rebase-v18-5-755bc151a50b@linux.ibm.com Signed-off-by: Rohan McLure Reviewed-by: Pasha Tatashin Acked-by: Alexandre Ghiti # riscv Signed-off-by: Andrew Donnellan Cc: Alexander Gordeev Cc: Alexandre Ghiti Cc: Alistair Popple Cc: Christophe Leroy Cc: "Christophe Leroy (CS GROUP)" Cc: David Hildenbrand Cc: Donet Tom Cc: Guo Weikang Cc: Ingo Molnar Cc: Jason Gunthorpe Cc: Kevin Brodsky Cc: Madhavan Srinivasan Cc: Magnus Lindholm Cc: "Matthew Wilcox (Oracle)" Cc: Michael Ellerman Cc: Nicholas Miehlbradt Cc: Nicholas Piggin Cc: Paul Mackerras Cc: Qi Zheng Cc: "Ritesh Harjani (IBM)" Cc: Sweet Tea Dorminy Cc: Thomas Huth Cc: "Vishal Moola (Oracle)" Cc: Zi Yan Signed-off-by: Andrew Morton --- arch/arm64/include/asm/pgtable.h | 2 +- arch/riscv/include/asm/pgtable.h | 2 +- include/linux/page_table_check.h | 12 +++++++----- include/linux/pgtable.h | 2 +- mm/page_table_check.c | 4 ++-- 5 files changed, 12 insertions(+), 10 deletions(-) --- a/arch/arm64/include/asm/pgtable.h~mm-page_table_check-provide-addr-parameter-to-page_table_check_ptes_set +++ a/arch/arm64/include/asm/pgtable.h @@ -681,7 +681,7 @@ static inline void __set_ptes_anysz(stru switch (pgsize) { case PAGE_SIZE: - page_table_check_ptes_set(mm, ptep, pte, nr); + page_table_check_ptes_set(mm, addr, ptep, pte, nr); break; case PMD_SIZE: page_table_check_pmds_set(mm, addr, (pmd_t *)ptep, --- a/arch/riscv/include/asm/pgtable.h~mm-page_table_check-provide-addr-parameter-to-page_table_check_ptes_set +++ a/arch/riscv/include/asm/pgtable.h @@ -627,7 +627,7 @@ static inline void __set_pte_at(struct m static inline void set_ptes(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pteval, unsigned int nr) { - page_table_check_ptes_set(mm, ptep, pteval, nr); + page_table_check_ptes_set(mm, addr, ptep, pteval, nr); for (;;) { __set_pte_at(mm, ptep, pteval); --- a/include/linux/page_table_check.h~mm-page_table_check-provide-addr-parameter-to-page_table_check_ptes_set +++ a/include/linux/page_table_check.h @@ -17,8 +17,8 @@ void __page_table_check_zero(struct page void __page_table_check_pte_clear(struct mm_struct *mm, pte_t pte); void __page_table_check_pmd_clear(struct mm_struct *mm, pmd_t pmd); void __page_table_check_pud_clear(struct mm_struct *mm, pud_t pud); -void __page_table_check_ptes_set(struct mm_struct *mm, pte_t *ptep, pte_t pte, - unsigned int nr); +void __page_table_check_ptes_set(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pte, unsigned int nr); void __page_table_check_pmds_set(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp, pmd_t pmd, unsigned int nr); void __page_table_check_puds_set(struct mm_struct *mm, unsigned long addr, @@ -68,12 +68,13 @@ static inline void page_table_check_pud_ } static inline void page_table_check_ptes_set(struct mm_struct *mm, - pte_t *ptep, pte_t pte, unsigned int nr) + unsigned long addr, pte_t *ptep, + pte_t pte, unsigned int nr) { if (static_branch_likely(&page_table_check_disabled)) return; - __page_table_check_ptes_set(mm, ptep, pte, nr); + __page_table_check_ptes_set(mm, addr, ptep, pte, nr); } static inline void page_table_check_pmds_set(struct mm_struct *mm, @@ -127,7 +128,8 @@ static inline void page_table_check_pud_ } static inline void page_table_check_ptes_set(struct mm_struct *mm, - pte_t *ptep, pte_t pte, unsigned int nr) + unsigned long addr, pte_t *ptep, + pte_t pte, unsigned int nr) { } --- a/include/linux/pgtable.h~mm-page_table_check-provide-addr-parameter-to-page_table_check_ptes_set +++ a/include/linux/pgtable.h @@ -429,7 +429,7 @@ static inline pte_t pte_advance_pfn(pte_ static inline void set_ptes(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte, unsigned int nr) { - page_table_check_ptes_set(mm, ptep, pte, nr); + page_table_check_ptes_set(mm, addr, ptep, pte, nr); for (;;) { set_pte(ptep, pte); --- a/mm/page_table_check.c~mm-page_table_check-provide-addr-parameter-to-page_table_check_ptes_set +++ a/mm/page_table_check.c @@ -196,8 +196,8 @@ static void page_table_check_pte_flags(p } } -void __page_table_check_ptes_set(struct mm_struct *mm, pte_t *ptep, pte_t pte, - unsigned int nr) +void __page_table_check_ptes_set(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pte, unsigned int nr) { unsigned int i; _ Patches currently in -mm which might be from rmclure@linux.ibm.com are mm-page_table_check-reinstate-address-parameter-in-page_table_check_pud_set.patch mm-page_table_check-reinstate-address-parameter-in-page_table_check_pmd_set.patch mm-page_table_check-provide-addr-parameter-to-page_table_check_ptes_set.patch mm-page_table_check-reinstate-address-parameter-in-page_table_check_pud_clear.patch mm-page_table_check-reinstate-address-parameter-in-page_table_check_pmd_clear.patch mm-page_table_check-reinstate-address-parameter-in-page_table_check_pte_clear.patch mm-provide-address-parameter-to-ptemdud_user_accessible_page.patch powerpc-mm-implement-_user_accessible_page-for-ptes.patch powerpc-mm-use-set_pte_at_unchecked-for-internal-usages.patch powerpc-mm-support-page-table-check.patch